// in constant time, we compute t = h - (2¹³⁰ - 5), and select h as the
	// result if the subtraction underflows, and t otherwise.

	hMinusP0, b := bits.Sub64(h0, p0, 0)
	hMinusP1, b := bits.Sub64(h1, p1, b)
	_, b = bits.Sub64(h2, p2, b)

	// h = h if h < p else h - p
	h0 = select64(b, h0, hMinusP0)
	h1 = select64(b, h1, hMinusP1)

	// Finally, we compute the last Poly1305 step
	//

	"istio.io/istio/pkg/config/resource"
	"istio.io/istio/pkg/config/schema/gvk"
)

// SelectorAnalyzer validates, per namespace, that:
// * sidecar resources that define a workload selector match at least one pod
// * there aren't multiple sidecar resources that select overlapping pods
type SelectorAnalyzer struct{}

var _ analysis.Analyzer = &SelectorAnalyzer{}

// Metadata implements Analyzer

	// Using an index for selectoes is problematic because selector != label
	// We can match a label to a selector, but we can't generate a selector from a label.
	c.ForEach(gvk.Telemetry, func(rs *resource.Instance) bool {
		s := rs.Message.(*v1alpha1.Telemetry)

		// For this analysis, ignore Telemetries with no selectors specified at all.
		if s.Selector == nil || len(s.GetSelector().MatchLabels) == 0 {
			return true
		}

spec:
  containers:
  - image: proxyv2:1.3.1
    name: istio-proxy
---
# only selector is set, should be ineffective
apiVersion: security.istio.io/v1
kind: RequestAuthentication
metadata:
  namespace: default
  name: ra-ineffective
spec:
  selector:
    matchLabels:
      gateway.networking.k8s.io/gateway-name: bookinfo-gateway
---
# only selector is set, should be ineffective
apiVersion: security.istio.io/v1

// nil.
//
// selectgo returns the index of the chosen scase, which matches the
// ordinal position of its respective select{recv,send,default} call.
// Also, if the chosen scase was a receive operation, it reports whether
// a value was received.
func selectgo(cas0 *scase, order0 *uint16, pc0 *uintptr, nsends, nrecvs int, block bool) (int, bool) {
	if debugSelect {
		print("select: cas0=", cas0, "\n")
	}

kind: Sidecar
metadata:
  name: no-selector # Since this is the only Sidecar in the namespace without a workload selector, no conflict
  namespace: ns1
spec:
  egress:
  - hosts:
    - "./*"
---
apiVersion: networking.istio.io/v1alpha3
kind: Sidecar
metadata:
  name: has-selector
  namespace: ns1
spec:
  workloadSelector: # Since this has a workload selector, it shouldn't conflict with the other Sidecar in the namespace

apiVersion: v1
kind: Pod
metadata:
  name: selector-test-pod
  labels:
    name: selector-test-pod
    unique-label: bingbang
spec:
  containers:
  - name: kubernetes-pause

var counterErrorsInvalidToolchainInFile = telemetry.NewCounter("go/errors:invalid-toolchain-in-file")

// Select invokes a different Go toolchain if directed by
// the GOTOOLCHAIN environment variable or the user's configuration
// or go.mod file.
// It must be called early in startup.
// See https://go.dev/doc/toolchain#select.
func Select() {
	log.SetPrefix("go: ")
	defer log.SetPrefix("")

	if !modload.WillBeEnabled() {
		return
	}

		return nil
	}

	panic(fmt.Errorf("unknown output format '%v'", s3Select.Output.format))
}

// Evaluate - filters and sends records read from opened reader as per select statement to http response writer.
func (s3Select *S3Select) Evaluate(w http.ResponseWriter) {
	getProgressFunc := s3Select.getProgress
	if !s3Select.Progress.Enabled {
		getProgressFunc = nil
	}

        def selector = Stub(ArtifactVariantSelector)

        given:
        artifacts1.select(selector, _) >> variant1Artifacts
        artifacts2.select(selector, _) >> variant2Artifacts

        def results = new DefaultVisitedArtifactResults([artifacts1, artifacts2])
        def selected = results.select(selector, Mock(ArtifactSelectionSpec), false)

        expect: